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Ubuntu: USN-4661-1 (CVE-2020-27348): Snapcraft vulnerability

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Ubuntu: USN-4661-1 (CVE-2020-27348): Snapcraft vulnerability

Severity
4
CVSS
(AV:L/AC:M/Au:N/C:P/I:P/A:P)
Published
12/04/2020
Created
03/29/2023
Added
03/22/2023
Modified
03/22/2023

Description

In some conditions, a snap package built by snapcraft includes the current directory in LD_LIBRARY_PATH, allowing a malicious snap to gain code execution within the context of another snap if both plug the home interface or similar. This issue affects snapcraft versions prior to 4.4.4, prior to 2.43.1+16.04.1, and prior to 2.43.1+18.04.1.

Solution(s)

  • ubuntu-upgrade-snapcraft

References

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